The psychology behind irrational decisions – Sara Garofalo

The psychology behind irrational decisions – Sara Garofalo

Let’s say you’re on a game show. You’ve already earned $1000 in the first round when you land on the bonus space. Now, you have a choice. You can either take a $500 bonus guaranteed or you can flip a coin. If it’s heads, you win $1000 bonus. If it’s tails, you get no bonus …

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The psychology of post-traumatic stress disorder – Joelle Rabow Maletis

The psychology of post-traumatic stress disorder – Joelle Rabow Maletis

Many of us will experience some kind of trauma during our lifetime. Sometimes, we escape with no long-term effects. But for millions of us, those experiences linger, causing symptoms like flashbacks, nightmares, and negative thoughts that interfere with everyday life. This phenomenon, called post-traumatic stress disorder, or PTSD, isn’t a personal failing; rather, it’s a …

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How does your body process medicine? – Céline Valéry

How does your body process medicine? – Céline Valéry

Have you ever wondered what happens to a painkiller, like ibuprofen, after you swallow it? Medicine that slides down your throat can help treat a headache, a sore back, or a throbbing sprained ankle. But how does it get where it needs to go in the first place? The answer is that it hitches a …

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5 Strange Reasons You Have a Headache

5 Strange Reasons You Have a Headache

5 Strange Reasons You Have a Headache. Millions of Americans suffer from debilitating headaches. According to Mayo Clinic, a primary headache is caused by “problems with or over activity of pain-sensitive structures in your head.” But there are also lesser-known, even strange causes of headaches. Below is a list of some of the weirder headache …

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How Do Pain Relievers Work? – George Zaidan

How Do Pain Relievers Work? – George Zaidan

Translator: Ido Dekkers Reviewer: Ariana Bleau Lugo Say you’re at the beach, and you get sand in your eyes. How do you know the sand is there? You obviously can’t see it, but if you are a normal, healthy human, you can feel it, that sensation of extreme discomfort, also known as pain. Now, pain …

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Why do women have periods?

Why do women have periods?

A handful of species on Earth share a seemingly mysterious trait: a menstrual cycle. We’re one of the select few. Monkeys, apes, bats, humans, and possibly elephant shrews are the only mammals on Earth that menstruate. We also do it more than any other animal, even though its a waste of nutrients and can be …

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What happens during a heart attack? – Krishna Sudhir

What happens during a heart attack? – Krishna Sudhir

Approximately 7 million people around the world die from heart attacks every year, and cardiovascular disease, which causes heart attacks and other problems like strokes, is the world’s leading killer. So what causes a heart attack? Like all muscles, the heart needs oxygen, and during a heart attack, it can’t get enough. Fatty deposits, or …

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The effects of underwater pressure on the body – Neosha S Kashef

The effects of underwater pressure on the body – Neosha S Kashef

Sometimes when a fish is reeled up to the surface it will appear inflated, with its eyes bulging out of their sockets and its stomach projecting out of its mouth, as if its been blown up like a balloon. This type of bodily damage, caused by rapid changes in pressure, is called barotrauma. Under the …

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What happens during a stroke? – Vaibhav Goswami

What happens during a stroke? – Vaibhav Goswami

Every two seconds, someone somewhere in the world experiences a stroke. And one out of every six people will have one at some point in their lives. Strokes deprive brain cells of oxygen and are one of the most common causes of death and a leading cause of preventable disability. When someone experiences a stroke, …

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How blood pressure works – Wilfred Manzano

If you lined up all the blood vessels in your body, they’d be 95,000 kilometers long and everyday, they carry the equivalent of over 7,500 liters of blood, though that’s actually the same four or five liters recycled over and over, delivering oxygen, and precious nutrients like glucose and amino acids to the body’s tissues. …

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